This is a front-end for the Online Encyclopedia of Integer Sequences, made by Christian Perfect. The idea is to provide OEIS entries in non-ancient HTML, and then to think about how they're presented visually. The source code is on GitHub.
| n | a(n) |
|---|---|
| 1 | 1 |
| 2 | 2 |
| 3 | 3 |
| 4 | 6 |
| 5 | 17 |
| 6 | 19 |
| 7 | 77 |
| 8 | 121 |
| 9 | 167 |
| 10 | 1413 |
| 11 | 1550 |
| 12 | 1882 |
| 13 | 1905 |
| 14 | 2917 |
| 15 | 12584 |
| 16 | 14990 |
| 17 | 20640 |
| 18 | 25730 |
| 19 | 27336 |
| 20 | 28023 |
| 21 | 93554 |
| 22 | 106600 |
| 23 | 127318 |
| 24 | 134871 |
| 25 | 295621 |
| 26 | 669047 |
| 27 | 1000875 |
| 28 | 1178689 |
| 29 | 1208481 |
| 30 | 2620546 |
| 31 | 6427781 |
| 32 | 9755037 |
| 33 | 9863644 |